the huge blast hit the palestine branch of the syrian intelligence in damascus. two groups are claiming responsibility. at the live desk, melissa mollet, news 4. >>> new this morning, montgomery county police searching for a person who stabbed a man along mills choice road. we're told a victim stabbed a man several times in the chest and neck. that victim taken to the hospital. his name and condition have not been released, and police have not released a motive. >> we're learning new information into a home invasion th left one intruder dead. two men tried to rob a 52-year-old at his apartment? southeast washington on tuesday. "the washington post" reports the would be victim tried to grab the gun and opened fire on the intruder. police arrested 21-year-old jaren holly on saturday. he is charged with burglary while armed. he remains in custody until his next court hearing next month. >>> three minutes after the hour. the coast is clear at dulles airport this morning. police say they found nothing out of the ordinary after someone called in a bomb threat last nigh